/Engine/Plugins/Online/OnlineSubsystemUtils/Source/OnlineSubsystemUtils/Public/OnlineBeaconClient.h
Get the authentication ticket to send when the server requires auth.
AuthTicket value to send to server
virtual [FString](API\Runtime\Core\Containers\FString) GetAuthTicket ( const [FUniqueNetIdRepl](API\Runtime\Engine\GameFramework\FUniqueNetIdRepl) & PlayerId )